GlideRite Hardware 3558-2BB-SN Ball Bearing 3-1/2" Steel Door Hinges 5/8" Radius Corners Satin Nickel Finish (Pack of 12) Pack of 12 ball bearing steel hinges Corners: 5/8" Radius Size: 3-1/2" X 3-1/2" - Thickness: 2.2mm Pin: Removable - Knuckles: 5 For Interior Residential Use - Matching Screws are included